From: Mathieu Poirier <mathieu.poirier@linaro.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>,
jolsa@kernel.org, Ingo Molnar <mingo@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>
Subject: Re: [PATCH V3 1/6] perf/core: Adding PMU driver specific configuration
Date: Fri, 5 Aug 2016 09:41:15 -0600 [thread overview]
Message-ID: <CANLsYkwNwtYHZ+BLt7iuB919zbCUUs2thfkU-bMH-+e5eMxAxg@mail.gmail.com> (raw)
In-Reply-To: <20160804165951.GU6862@twins.programming.kicks-ass.net>
On 4 August 2016 at 10:59, Peter Zijlstra <peterz@infradead.org> wrote:
> On Thu, Jul 28, 2016 at 03:42:18PM -0600, Mathieu Poirier wrote:
>> This patch somewhat mimics the work done on address filters to
>> add the infrastructure needed to pass PMU specific HW
>> configuration to the driver before a session starts.
>
> I'm thinking we want to specify a syntax and validate the string matches
> the syntax in the generic code.
The syntax is checked in the lexer making sure that nothing other than
@cfg or @cfg=config is sent to the kernel. From there validation is
done in the PMU driver that implements the set_drv_configs()
interface.
I am not sure to get you point here - can I ask you to provide more details?
Thanks,
Mathieu
next prev parent reply other threads:[~2016-08-05 15:41 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-28 21:42 [PATCH V3 0/6] perf: Driver specific configuration for PMU Mathieu Poirier
2016-07-28 21:42 ` [PATCH V3 1/6] perf/core: Adding PMU driver specific configuration Mathieu Poirier
2016-08-04 16:58 ` Peter Zijlstra
2016-08-05 15:35 ` Mathieu Poirier
2016-08-05 15:53 ` Peter Zijlstra
2016-08-10 23:07 ` Mathieu Poirier
2016-08-11 3:27 ` Vince Weaver
2016-08-04 16:59 ` Peter Zijlstra
2016-08-05 15:41 ` Mathieu Poirier [this message]
2016-08-05 15:54 ` Peter Zijlstra
2016-07-28 21:42 ` [PATCH V3 2/6] perf: Passing struct perf_event to function setup_aux() Mathieu Poirier
2016-08-04 17:19 ` Peter Zijlstra
2016-08-08 10:49 ` Alexander Shishkin
2016-08-08 14:38 ` Mathieu Poirier
2016-07-28 21:42 ` [PATCH V3 3/6] perf tools: add infrastructure for PMU specific configuration Mathieu Poirier
2016-07-31 12:02 ` Jiri Olsa
2016-07-28 21:42 ` [PATCH V3 4/6] perf tools: pushing driver configuration down to the kernel Mathieu Poirier
2016-07-31 12:03 ` Jiri Olsa
2016-08-03 21:46 ` Mathieu Poirier
2016-07-28 21:42 ` [PATCH V3 5/6] coresight: adding sink parameter to function coresight_build_path() Mathieu Poirier
2016-07-28 21:42 ` [PATCH V3 6/6] coresight: etm-perf: incorporating sink definition from cmd line Mathieu Poirier
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